Finding the Fourth Proportional to 125,757.24, 173,542.14 and 69,167.40
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Solution
The fourth proportional to 125,757.24, 173,542.14 and 69,167.40 is: 95,449.44
Step by Step Solution
- Step 1: Write the proportion equation
125,757.24 : 173,542.14 = 69,167.40 : x - Step 2: Convert to fraction form
125,757.24/173,542.14 = 69,167.40/x - Step 3: Cross multiply
125,757.24x = 173,542.14 × 69,167.40 - Step 4: Simplify right side
125,757.24x = 12,003,458,614.24 - Step 5: Solve for x
x = 12,003,458,614.24/125,757.24 - Step 6: Final answer
x = 95,449.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.